choroidal artery

  1. An artery with origin in the internal carotid or middle cerebral artery, with distribution to the optic tract, cerebral peduncle, uncus, hippocampus, pallidum, posterior part of the internal capsule, the geniculate bodies of thalamus, and the choroid plexus in the inferior horn of the lateral ventricle; anterior choroidal artery.
  2. An artery that is one of several branches of the posterior cerebral artery supplying the choroid plexus of the body of the lateral and third ventricles; posterior choroidal artery.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.